/*
 * ProGuard -- shrinking, optimization, obfuscation, and preverification of Java bytecode.
 *
 * Copyright (c) 2002-2018 GuardSquare NV
 *
 * This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along with this program; if not, write to the Free
 * Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package proguard.io;

import java.io.IOException;

/**
 * This interface provides a method to pump data entries. The implementation determines the source and the type of the
 * data entries. Typical examples are zip entries coming from a zip file of file entries coming from a directory
 * structure. The reader can for instance collect the classes, or copy the resource files that are presented.
 *
 * @author Eric Lafortune
 */
public interface DataEntryPump {
    /**
     * Applies the given DataEntryReader to all data entries that the implementation can provide.
     */
    public void pumpDataEntries(DataEntryReader dataEntryReader) throws IOException;
}
